but the real campaign geared towards a list (which contains the test addresses along other subscribers) is not processed, with the notable exception of bogus emails who bounced.I deleted them, needless to say the other emails are perfectly valid emails.

The error message I got is as following

Error sending email to valid@mail.com The following From address failed: bounce@mydomain.com : Called Mail() without being connected

Then,

Found them: 45 to processLooking for subscribersProcessing message 9Please leave this window open. You have batch processing enabled, so it will reload several times to send the messages. Reports will be sent by email to listreports@domain.comProcessing has started, 1 message(s) to process.Less than batch size were sent, so reloading imminently Finished this run45 failed (will retry later)Processed 45 out of 45 subscribers

What should I do ? Reconcile users no longer offers the possibility to detect invalid emails

duncanc wrote:Are you using either of PHPMAILERBLASTHOST or PHPMAILERTESTHOST?

I have no idea, how can I make sure of that ?Here are the last entries of the event log

eventlog (in reverse order) wrote:Found them: 45 to processLooking for subscribersProcessing message 9Please leave this window open. You have batch processing enabled, so it will reload several times to send the messages. Reports will be sent by email to listreports@domain.comProcessing has started, 1 message(s) to process.Less than batch size were sent, so reloading imminentlyFinished this run45 failed (will retry later)Processed 45 out of 45 subscribers